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Problem 1) Asymmetrical Bending (16 points) A beam with a solid rectangular cross section (120 mm by 80 mm) is subjected to a


Asymmetrical Bending (16 points) 

A beam with a solid rectangular cross section (120 mm by 80 mm) is subjected to a resultant moment magnitude of 2,600 N-m acting at an inclination of 36.13° (CW) relative to the +z axis. 

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Answer #1

Calculate the moment of inertia about z-axis 12 (80)(120) 12 = 1.152×10-mm 4 Calculate the moment of inertia about y-axis hbty 2600 N m 23.96。 120 mm NA 80 mm Calculate the stress due to bending about y-axis. (он),-M.ya (060 10)ox 46 19 (5.12x10) )((2600x10)sin3613°)(や) .152x10 (Tensile) = 7.984 MPa Calculate the net stress at point H. -(-16.41 MPa)+(7.984 MPa) -8.426 MPa

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Answer #2

z. L4.ogGXlo 2 67.9 NA G7.1 deee Shess ad poin NA Он-e 1497080353-gn 44-56984) N/ma

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